Arrow had to reveal its identity and go to jail in the final of the previous season. As a result, millionaire and superhero Oliver Queen will get acquainted with the harsh prison laws and enter into a real battle for survival in the upcoming season 7. Prisoner No. 4587 will be waiting for a new encounter with criminals such as the Bronze Tiger (Michael Jai White), Derek Sampson (Cody Runnels) and Danny Brickwell (Vinnie Jones). And while Oliver redeems his guilt in a prison, a new defender will appear in Starling City, who will dress in an archer costume...

Arrow season 7 episodes list:

Episode #1:
Inmate 4587 (air date: 2018-10-15)

In prison, Oliver tries to keep his head down and serve out his time so he can be reunited with his family. Felicity and William are in witness protection, Laurel is the city's new mayor, Rene is teaching boxing, Diggle and Curtis are working at ARGUS, and Dinah is the new police chief. While Dragon tracks down Oliver's loved one, a new vigilante calling himself Green Arrow fights the criminals of Star City.

Diaz hires the Longbow Hunters to help him steal an ARGUS weapon. Felicity and Diggle fight over how to deal with the thieves, while in prison, Oliver finds that he has to pay a price to get the information he needs from Brick.

Brick promises Oliver that an informer named the Demon has the information that Oliver wants... if Oliver can get to him. In Star City Felicity goes to Watson and demands her help bringing Diaz to justice, while Diaz and the Longbow Hunters invade the CDC.

A prison psychiatrist pays Oliver a visit. Meanwhile, Rene convinces Dinah to let him help her investigate a series of fires in the Glades, and Laurel warns Felicity about embrainc the darkness. In the future, William and Roy learn more about what's happening in Star City and meet a member of the Vigilante Resistance.

Felicity discovers that Oliver's visitation rights have been revoked, while Oliver meets an old friend on Level Two and forms an alliance. Meanwhile, Curtis has second thoughts about going out into the field as an ARGUS undercover operative, and Laurel and Dinah join forces to help Felicity.

While Laurel tries to get Oliver released from prison, Felicity and the others join forces to capture Diaz... with help from the new Green Arrow. In the future, William and the others get a glimpse of Felicity's plans for Star City.

Oliver reaccustoms himself to life out of prison, while a killer posing as the new Green Arrow kills two men. Meanwhile, Diggle and Lyle discover a secret terrorist backer and turned to an unexpected ally.

Barry, Oliver, and Kara travel to Gotham City to try to find Deagan, and meet the city's new protector while discovering that Bruce Wayne has vanished. Meanwhile, a Flash from another world arrives to warn the heroes of what they face and who is responsible.

Emiko goes hunting for the man who killed her mother, and gets a new partner. Meanwhile, Oliver learns about the half-sister he never knew he had, and Diggle makes Diaz a deal in return for Dante's whereabouts.

Oliver and Laurel go on TV for an interview and end up making themselves targets of two separate individuals. At ARGUS, Curtis has objections to the Ghost Initiative program when Diggle and Lyla order him to monitor the bombs in the members' heads.

Oliver gives a documentary team access to him and his family as part of his new transparency, and they probe into every corner of his life--and the lives of other vigilantes in Star City--as a vigilante mask-killer shows up.

The Star City Slayer claims another victim, and Dinah reaches out to Captain Singh in Central City for information. William calls his grandparents, and Curtis comes to a decision about his future career.

Oliver and the team attempt to work for the SCPD following their procedure, but find them overly restrictive compared to what they're accustomed to. In the future, William and Mia work together to find a way to listen to the audio cassette.

Laurel reverts to her Black Siren ways and teams up with a new partner, Shadow Thief. Dinah puts out an arrest warrant on Laurel, but Felicity isn't convinced her friend is beyond redemption and calls in another friend to help. Meanwhile, Oliver and Spartan set out to learn who had Emiko's mother killed.

After the Ninth Circle steals valuable data, Diggle is forced to turn to his stepfather for help... and he blames the man for the death of his biological father. In the future, Felicity, Mia and Connor learn the extent of Galaxy One's plans.